Jamie Bartlett is the bestselling author of The Dark Net, an examination of the hidden corners of the internet and Radicals Chasing Utopia: Inside the Rogue Movements Trying to Change the World. He is the Director of the Centre for the Analysis of Social Media at the think-tank Demos. He also writes on technology for the Spectator, the Telegraph and for several other publications on how the internet is changing politics and society. In 2017 Jamie presented the two-part BBC TWO documentary series The Secrets of Silicon Valley. He lives in London.